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CN3791 Li-ion Battery Charger With Photovoltaic Cell MPPT Function IC

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Stock: 10
Availability: InStock priceValidUntil: 2026-08-30
SKU: 3770 | DAF737

Rs. 63.72 (inc GST)
Rs.54.00 + GST

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GST Invoice: Available for all purchases; eligible for input tax credit.

Delivery: 2–8 days across India. No MOQ required.

Bulk Orders: Need a larger quantity or item not in stock? Email: dnatechindia [at] gmail.com

Import Service: We import a wide range of electronic components on request.

Description

CN3791 Li-ion Battery Charger IC with MPPT Function

CN3791-4A charger IC for Li-ion batteries with MPPT, programmable charge current, and under voltage protection.

The CN3791 Li-ion Battery Charger IC with MPPT Function is designed for efficient lithium-ion battery charging. This PWM switch-mode controller operates with a maximum power point tracking feature, making it ideal for photovoltaic applications. It offers constant current and constant voltage charging modes with a regulation voltage of 4.2V ±1%. The CN3791 automatically manages deeply discharged batteries, ensuring safe and effective charging.

With a wide input voltage range of 4.5V to 28V and a programmable charge current of up to 4A, the CN3791 Li-ion Battery Charger IC is versatile for various applications. It features automatic sleep mode, under voltage lockout, and battery overvoltage protection, ensuring reliability in operation. The compact 10-pin SSOP package makes it suitable for space-constrained designs.

Applications for the CN3791 include power banks, hand-held devices, and battery-backup systems. This charger IC stands out in the Battery Chargers and BMS Modules category, providing efficiency and safety for electronics in India. Explore how the CN3791 can enhance your projects.

At DNA, we offer a range of Battery Chargers and BMS Modules, including the reliable CN3791 Li-ion Battery Charger IC. Discover more about our products and enhance your electronic projects. Check other 'Battery Chargers and BMS Modules' that we have in stock.

If you are looking for specific electronic components, reach out to us. We can help you find parts or import them if they are not available. We support retail and bulk orders. Check out our selection of related items like SMPS, Microcontrollers, Digital ICs, HMI Displays, and Sensor Modules. Contact Us.

Features of CN3791 Li-ion Battery Charger IC with MPPT Function

Soft Start
High PWM Switching Frequency: 300KHz
Photovoltaic Cell Maximum Power Point Tracking
Wide Input Voltage: 4.5V to 28V
Constant Voltage: 4.2V±1%
Complete Charge Controller for single cell Lithium-ion Battery
Charge Current Up to 4A
Charging Status Indication
Battery Overvoltage Protection

Specification of CN3791 Li-ion Battery Charger IC with MPPT Function

Operating Ambient Temperature: -40°C to +85°C
Available in 10 Pin SSOP Package
Pb-free, RoHS-Compliant, Halogen Free

Applications of CN3791 Li-ion Battery Charger IC with MPPT Function

Power Bank
Hand-held Equipment
Portable Industrial and Medical Equipment
Battery-Backup Systems
Standalone Battery Chargers

Package Includes

1 X CN3791 Li-ion Battery Charger With Photovoltaic Cell MPPT Function IC

Extra Information
Country of Origin	China
Imported By	ElectroSource Private Limited

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Frequently Asked Questions

Do you provide a GST bills?

Yes we provide GST Bill by the name of DNA Solutions. You will receive a GST compliant invoice for your records. You can take GST benefit.

What is your return / replacement policy?

Returns/replacements depend on the item type and condition. If there’s an issue, contact us with photos/videos and we’ll guide you as per policy.

How do I track my shipment?

After dispatch, you’ll receive a tracking link/number via email/WhatsApp/SMS (as applicable).

I forgot to add GST number at time of placing order, but I need GST Invoice in my firms name?

You can contact us via Contact us page and send your order details and GST number we will send you updated Invoice soft copy.

Do you support Purchase Orders (PO) for companies/colleges?

Yes — we accept POs. To process a PO faster, share: PO copy, billing address, shipping address, GSTIN (if applicable), and contact number. We’ll confirm availability, price, and dispatch timeline.

Can I return a component if I ordered the wrong value/package?

If the item is unused and in original packaging, we’ll check eligibility case-by-case. Some items may be non-returnable depending on category/condition.

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